1. Heteropolynucleotides as templates for non-enzymatic polymerizations

   • J. Ninio
   • L. E. Orgel

   OriginalPaper Pages: 91 - 99

2. Thermodynamics of peptide bond formation at clay mineral surfaces

   • A. W. Flegmann
   • D. Scholefield

   OriginalPaper Pages: 101 - 112

3. Bacteriophage MS2 RNA: A correlation between the stability of the codon: Anticodon interaction and the choice of code words

   • Henri Grosjean
   • David Sankoff
   • R. J. Cedergren

   OriginalPaper Pages: 113 - 119

4. Evolution of acid phosphatase-1 in the genus drosophila. Immunological studies

   • Ross J. MacIntyre
   • Margaret R. Dean
   • Gerry Batt

   OriginalPaper Pages: 121 - 142

5. Evolution of acid phosphatase-1 in the genus drosophila as estimated by subunit hybridization. Interspecific tests

   • Ross J. MacIntyre
   • Margaret R. Dean

   OriginalPaper Pages: 143 - 171

6. Quantitative subunit hybridization of drosophilaα-Glycerophosphate dehydrogenase

   • G. E. Collier
   • R. J. MacIntyre

   OriginalPaper Pages: 173 - 182

7. Theoretical considerations of the sensitivity of quantitative subunit hybridization

   • G. E. Collier
   • K. Moffat
   • R. J. MacIntyre

   OriginalPaper Pages: 183 - 188